Post Utme Ui 2019 Physics Question 17

Practice objective / multiple choice question 17 from the 2019 Post Utme Ui Physics examination.

Post Utme Ui 2019 Physics Objective / Multiple Choice
Question 17 POST_UTME_UI • 2019 • PHYSICS • objective
Post Utme Ui 2019 Physics Question 17 diagram

A light ray passes from air into a glass of re\fractive index $\mu$. If the angle of incidence is $\theta_i$ and the angle of re\fraction is $\theta_r$, which of the following equations is correct?

Answer Options

A. \mu = \frac{\sin \theta_i}{\sin \theta_r}
Correct Answer B. \mu = \frac{\sin \theta_r}{\sin \theta_i}
C. \mu = \frac{\cos \theta_i}{\cos \theta_r}
D. \mu = \frac{\cos \theta_r}{\cos \theta_i}
Correct Answer
B
Correct Option:
\mu = \frac{\sin \theta_r}{\sin \theta_i}

About This Question

This is Post Utme Ui 2019 Physics Question 17. It is one of the objective questions from the 2019 Post Utme Ui Physics examination.

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